ADAR1 Capital Management, LLC - Aug 21, 2025 SCHEDULE 13D/A Report for Keros Therapeutics, Inc. Common Stock, $0.0001 par value per share (KROS)

Filing Manager: ADAR1 Capital Management, LLC
Reporting Manager: ADAR1 Capital Management, LLC
Security: Keros Therapeutics, Inc. Common Stock, $0.0001 par value per share
Symbol: KROS
Shares outstanding: 40.6M shares
Disclosed Ownership: 5.39M shares
Ownership: 13.3%
Form type: SCHEDULE 13D/A
Date filed: 8/21/2025, 04:15 PM
Date of event: Aug 21, 2025
Previous filing: May 12, 2025
Next filing: Oct 15, 2025
SEC: View on sec.gov

Reporting Managers (3)

Name	Ownership	Shares Owned	sole voting power	Signature	Title	CIK
ADAR1 Capital Management, LLC	13.27%	5.39M	5.39M	/s/ Daniel Schneeberger	Daniel Schneeberger, Manager	0001940272
ADAR1 Capital Management GP, LLC	11.44%	4.65M	4.65M	/s/ Daniel Schneeberger	Daniel Schneeberger, Manager
Daniel Schneeberger	13.27%	5.39M	5.39M	/s/ Daniel Schneeberger	Daniel Schneeberger